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Most reptiles have a 3 – chambered heart.

Label the structures: 1. 2.

In humans, the postanal tail present during development shrinks to the coccyx (tailbone).

A bird’s voice box is called the __________.

Bony fish can achieve neutral buoyancy (stay at any depth with little muscular effort) by adjusting the volume of gas in their _____________________.

The uropygial gland in birds produces oil for preening feathers.

Choose the best answer(s) about DNA extraction.

Examine the image included. In this model, the original DNA strands are replicated to produce two new molecules of DNA and each new molecule of DNA contains a parental strand and a new strand.  This illustrates the __________ model of DNA replication

A 6-year-old child has a systolic blood pressure between the 95th and 99th percentile for age, sex, and height and a diastolic blood pressure between the 90th and the 95th percentile on three separate clinic visits. This child’s blood pressure is placed in which classification? Normotensive Pre-hypertensive Stage 1 hypertensive Correct Stage 2 hypertensive

The primary care pediatric nurse practitioner is evaluating an 11-month-old infant who has had three viral respiratory illnesses causing bronchiolitis. The child’s parents both have seasonal allergies and ask whether the infant may have asthma. What will the nurse practitioner tell the parents? “Although it is likely, based on family history, it is too soon to tell.” Correct “There is little reason to suspect that your infant has asthma.” “With your infant’s history of bronchiolitis, asthma is very likely.” “Family history is not associated with asthma”